单项选择题

What is the main idea of this passage

A．It states the principles of time.
B．It explains why time flies and how to slow it down.
C．It describes various views about time.
D．It shows the different ideas of physicists and psychologists on time.

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单项选择题

The word novelty (Line 4, Para. 4) could be best replaced by _______.

A．excitement
B．entertainment
C．unfamiliarity
D．amusement

单项选择题

The quotation in the first paragraph is used to show _______.

A．the difference between physical time and psychological time
B．that time should not be measured by a clock
C．that physical theory has nothing to do with the true sense of time
D．that with little regard of a clock or calendar, psychological time is quite puzzling